TY  - RPRT
TI  - Phasic heart rate changes in reaction time and time estimation.
AU  - H J Johnson
AU  - J R May
PY  - 1969
DO  - 10.1111/j.1469-8986.1969.tb02912.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5353384/
ID  - 5353384
ER  -